US20060228614A1 - Assembly structure of clustering fuel cell - Google Patents

Assembly structure of clustering fuel cell Download PDF

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Publication number
US20060228614A1
US20060228614A1 US11/102,231 US10223105A US2006228614A1 US 20060228614 A1 US20060228614 A1 US 20060228614A1 US 10223105 A US10223105 A US 10223105A US 2006228614 A1 US2006228614 A1 US 2006228614A1
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United States
Prior art keywords
fuel cell
fuel
clustering
assembly structure
electrically connecting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US11/102,231
Inventor
Hsi-Ming Shu
Feng-Yi Deng
Tsang-Ming Chang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Antig Technology Co Ltd
Original Assignee
Antig Technology Co Ltd
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Filing date
Publication date
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Priority to US11/102,231 priority Critical patent/US20060228614A1/en
Assigned to ANTIG TECHNOLOGY CO., LTD. reassignment ANTIG TECHNOLOGY CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHANG, TSANG-MING, DENG, FENG-YI, SHU, HSI-MING
Publication of US20060228614A1 publication Critical patent/US20060228614A1/en
Abandoned legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1097—Fuel cells applied on a support, e.g. miniature fuel cells deposited on silica supports
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/0269—Separators, collectors or interconnectors including a printed circuit board
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04186—Arrangements for control of reactant parameters, e.g. pressure or concentration of liquid-charged or electrolyte-charged reactants
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
    • H01M8/1011—Direct alcohol fuel cells [DAFC], e.g. direct methanol fuel cells [DMFC]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M2008/1095—Fuel cells with polymeric electrolytes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
    • H01M8/04067—Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins
    • H01M8/04074—Heat exchange unit structures specially adapted for fuel cell
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Definitions

  • the present utility is related to a fuel cell, especially to an assembly structure of clustering fuel cell.
  • the conventional fuel cell is limited by self structure, for instance, the used direct methanol fuel cell desiring to increase the power output has to change the internal structure by increasing the amount of membrane electrode assemblies (MEAs) of the direct methanol fuel cell and also change other related constitutions like the field in accordance. As a result, there are major disadvantages of huge changes due to little modification.
  • MEAs membrane electrode assemblies
  • Another way is to connect in serial and parallel the positive and negative electrodes of each individual used fuel cell. It is possible to increase the total power output, however, each individual used fuel cell has its original constitution like the fuel tank and therefore the total volume of combining all fuel cells in serial and parallel connections being significantly enormous is the major disadvantage.
  • the inventor investigates the disadvantages of the used fuel cell and desires to improve and invent an assembly structure of a fuel cell to easily implement light, thin, short, small and high power output.
  • the first object of the present invention is to provide an assembly structure of the fuel cell to easily implement light, thin, short, small and high power output.
  • the second object of the present invention is to provide a fuel cell of clustering multiple assembly.
  • the third object of the present invention is to provide an assembly structure to easily repair and plug or change in order to cluster multiple assemble each fuel cell.
  • the present utility provides an assembly structure of a clustering fuel cell, comprising: the fuel cell utilizing the print circuit board (PCB) process, comprising the PCB, at least more than one MEA placed upon the PCB, the fuel injecting inlet placed upon the PCB, the electrically connecting part placed upon the PCB and electrically connecting to the MEAs, the electrical plug board including at least more than one electrical connector wherein each electrical connector is used to plug into the electrically connecting part of each fuel cell, and the fuel control unit including at least more than one fuel output outlet wherein each fuel output outlet is contacted with the fuel injecting inlet of each fuel cell.
  • PCB print circuit board
  • FIG. 1 shows the structural view of the present invention assembly structure of clustering fuel cell
  • FIG. 2 shows the structural view of the present invention fuel cell
  • FIG. 3 shows the structural view of the present invention electrical plug board
  • FIG. 4 shows the structural view of the present invention fuel control unit.
  • FIG. 1 shows the structural view of the present invention assembly structure of clustering fuel cell.
  • the present invention assembly structure of clustering fuel cell 10 mainly comprises fuel cell 101 , electrical plug board 103 and fuel control unit 105 .
  • fuel cell 101 is plugged upon the substrate 107 and fixed by the fastened mechanism 109 placed on the substrate 107 , and also fuel cell 101 connects to electrical plug board 103 and fuel control unit 105 .
  • the present invention assembly structure 10 is able to plug at least more than two fuels cell 101 and even when one fuel cell 101 in usage is damaged, the damaged fuel cell 101 is possible to be removed from assembly structure 10 and then re-plugs a new fuel cell 101 .
  • the fan 111 is placed on one side of the substrate 107 , its major function is to adjust and control the heat temperature produced by the working fuel cell 101 and the air flux required for the reaction.
  • FIG. 2 shows the structural view of the present invention fuel cell.
  • the fuel cell 101 used for the present utility is manufactured by the PCB process, it includes the PCB substrate 101 a , at least more than one MEA 101 b , electrically connecting part 101 c and fuel injecting inlet 101 d . These MEAs 101 b , electrically connecting part 101 c and fuel injecting inlet 101 d are placed on the PCB substrate 101 a .
  • the present invention fuel cell 101 is capable of being the direct methanol fuel cell, the methanol fuel (not shown in FIG. 2 ) is injected from fuel injecting inlet 101 d into the flow field (not shown in FIG. 2 ) in the PCB substrate 101 a and flows toward each MEA 101 b through the field.
  • Electrically connecting part 101 c is electrically connecting to each MEA 101 b , especially connecting to the positive electrode and negative electrode of each MEA 101 b , the concrete means of electrically connecting part 101 c is possible to use golden fingers 101 c which are directly formed on one side of the PCB substrate 101 a.
  • FIG. 3 shows the structural view of the present invention electrical plug board.
  • Electrical plug board 103 is placed at least more than one electrical connector 103 a , the amount of the placed electrical connector 103 a depends on the capacity of plugging fuel cell 101 on assembly structure 10 .
  • the concrete means of electrical plug board 103 is possible to use the PCB and solders electrical connector 103 a on the PCB like the female connector in order to make the golden fingers 101 c electrically connected.
  • the PCB has also placed the wires 103 b , for instance, the wires 103 b formed by etching copper foil of the PCB, to electrically connect to each electrical connector 103 a.
  • FIG. 4 shows the structural view of the present invention fuel control unit.
  • Fuel control unit 105 is possible to be fixed on one side of the substrate 107 and has a hollow structure inside, and therefore the internal space is used to accommodate the fuel 20 like the liquid methanol fuel.
  • Fuel control unit 105 is placed fuel injecting inlet 105 a and above one fuel output outlet 105 b .
  • the fuel from the outside injects into the internal space of the fuel control unit 105 through injecting inlet 105 a .
  • the amount of fuel output outlets 105 b similarly depends on the capacity of plugging fuel cell 101 on assembly structure 10 .
  • Fuel output outlet 105 b is closely contacted with fuel injecting inlet 101 d of fuel cell 101 and also the fuel 20 in fuel control unit 105 passes through each fuel output outlet 105 b and finally injects into the interior of each fuel cell 101 from fuel injecting inlet 101 d.
  • the above present invention substrate 107 is able to be manufactured by the metallic material or plastic molding.
  • the concrete means of the fastened mechanisms 109 on the substrate 107 is possible to be the short rib, long rib strip or using the similar SIMM plug mechanism used for plugging the computer SIMM memory.
  • the present invention assembly structure of clustering fuel cell 10 is convenient to plug or withdraw fuel cell 101 so as to provide fuel cell 101 more convenience for the repair or changing components. Meanwhile, Assembly structure of clustering fuel cell 10 is easy to implement a fuel cell with light, thin, short, small and high power output.

Abstract

The present utility is related to an assembly structure of clustering fuel cell, comprising the fuel cell, electrical plug board and fuel control unit. The fuel cell has a PCB substrate, at least more than one membrane electrode assembly (MEA), fuel injecting inlet and electrically connecting part. The electrical plug board includes at least more than one electrical connector; each electrical connector is used to plug into the electrically connecting part of each fuel cell. The fuel control unit includes at least more than one fuel output outlet, wherein each fuel output outlet contacts with the fuel injecting inlet of each fuel cell.

Description

    FIELD OF THE INVENTION
  • The present utility is related to a fuel cell, especially to an assembly structure of clustering fuel cell.
    • BACKGROUND OF THE INVENTION
  • The conventional fuel cell is limited by self structure, for instance, the used direct methanol fuel cell desiring to increase the power output has to change the internal structure by increasing the amount of membrane electrode assemblies (MEAs) of the direct methanol fuel cell and also change other related constitutions like the field in accordance. As a result, there are major disadvantages of huge changes due to little modification.
  • Another way is to connect in serial and parallel the positive and negative electrodes of each individual used fuel cell. It is possible to increase the total power output, however, each individual used fuel cell has its original constitution like the fuel tank and therefore the total volume of combining all fuel cells in serial and parallel connections being significantly enormous is the major disadvantage.
  • The inventor investigates the disadvantages of the used fuel cell and desires to improve and invent an assembly structure of a fuel cell to easily implement light, thin, short, small and high power output.
    • SUMMARY OF THE INVENTION
  • The first object of the present invention is to provide an assembly structure of the fuel cell to easily implement light, thin, short, small and high power output.
  • The second object of the present invention is to provide a fuel cell of clustering multiple assembly.
  • The third object of the present invention is to provide an assembly structure to easily repair and plug or change in order to cluster multiple assemble each fuel cell.
  • To achieve the above objects, the present utility provides an assembly structure of a clustering fuel cell, comprising: the fuel cell utilizing the print circuit board (PCB) process, comprising the PCB, at least more than one MEA placed upon the PCB, the fuel injecting inlet placed upon the PCB, the electrically connecting part placed upon the PCB and electrically connecting to the MEAs, the electrical plug board including at least more than one electrical connector wherein each electrical connector is used to plug into the electrically connecting part of each fuel cell, and the fuel control unit including at least more than one fuel output outlet wherein each fuel output outlet is contacted with the fuel injecting inlet of each fuel cell.
    • BRIEF DESCRIPTION OF THE DRAWINGS
  • The above objects and advantages of the present invention will become more apparent with reference to the appended drawings wherein:
  • FIG. 1 shows the structural view of the present invention assembly structure of clustering fuel cell;
  • FIG. 2 shows the structural view of the present invention fuel cell;
  • FIG. 3 shows the structural view of the present invention electrical plug board; and
  • FIG. 4 shows the structural view of the present invention fuel control unit.
    • DETAILED DESCRIPTION OF THE INVENTION
  • FIG. 1 shows the structural view of the present invention assembly structure of clustering fuel cell. The present invention assembly structure of clustering fuel cell 10 mainly comprises fuel cell 101, electrical plug board 103 and fuel control unit 105. In assembling the present invention clustering fuel cell, fuel cell 101 is plugged upon the substrate 107 and fixed by the fastened mechanism 109 placed on the substrate 107, and also fuel cell 101 connects to electrical plug board 103 and fuel control unit 105. The present invention assembly structure 10 is able to plug at least more than two fuels cell 101 and even when one fuel cell 101 in usage is damaged, the damaged fuel cell 101 is possible to be removed from assembly structure 10 and then re-plugs a new fuel cell 101. The fan 111 is placed on one side of the substrate 107, its major function is to adjust and control the heat temperature produced by the working fuel cell 101 and the air flux required for the reaction.
  • FIG. 2 shows the structural view of the present invention fuel cell. The fuel cell 101 used for the present utility is manufactured by the PCB process, it includes the PCB substrate 101 a, at least more than one MEA 101 b, electrically connecting part 101 c and fuel injecting inlet 101 d. These MEAs 101 b, electrically connecting part 101 c and fuel injecting inlet 101 d are placed on the PCB substrate 101 a. The present invention fuel cell 101 is capable of being the direct methanol fuel cell, the methanol fuel (not shown in FIG. 2) is injected from fuel injecting inlet 101 d into the flow field (not shown in FIG. 2) in the PCB substrate 101 a and flows toward each MEA 101 b through the field. Electrically connecting part 101 c is electrically connecting to each MEA 101 b, especially connecting to the positive electrode and negative electrode of each MEA 101 b, the concrete means of electrically connecting part 101 c is possible to use golden fingers 101 c which are directly formed on one side of the PCB substrate 101 a.
  • FIG. 3 shows the structural view of the present invention electrical plug board. Electrical plug board 103 is placed at least more than one electrical connector 103 a, the amount of the placed electrical connector 103 a depends on the capacity of plugging fuel cell 101 on assembly structure 10. The concrete means of electrical plug board 103 is possible to use the PCB and solders electrical connector 103 a on the PCB like the female connector in order to make the golden fingers 101 c electrically connected. Furthermore, the PCB has also placed the wires 103 b, for instance, the wires 103 b formed by etching copper foil of the PCB, to electrically connect to each electrical connector 103 a.
  • FIG. 4 shows the structural view of the present invention fuel control unit. Fuel control unit 105 is possible to be fixed on one side of the substrate 107 and has a hollow structure inside, and therefore the internal space is used to accommodate the fuel 20 like the liquid methanol fuel. Fuel control unit 105 is placed fuel injecting inlet 105 a and above one fuel output outlet 105 b. The fuel from the outside injects into the internal space of the fuel control unit 105 through injecting inlet 105 a. The amount of fuel output outlets 105 b similarly depends on the capacity of plugging fuel cell 101 on assembly structure 10. Fuel output outlet 105 b is closely contacted with fuel injecting inlet 101 d of fuel cell 101 and also the fuel 20 in fuel control unit 105 passes through each fuel output outlet 105 b and finally injects into the interior of each fuel cell 101 from fuel injecting inlet 101 d.
  • The above present invention substrate 107 is able to be manufactured by the metallic material or plastic molding. The concrete means of the fastened mechanisms 109 on the substrate 107 is possible to be the short rib, long rib strip or using the similar SIMM plug mechanism used for plugging the computer SIMM memory.
  • The present invention assembly structure of clustering fuel cell 10 is convenient to plug or withdraw fuel cell 101 so as to provide fuel cell 101 more convenience for the repair or changing components. Meanwhile, Assembly structure of clustering fuel cell 10 is easy to implement a fuel cell with light, thin, short, small and high power output.
  • Although the present utility has been disclosed one embodiment as the above, it does not imply to limit the present utility, any person who is skilled in the art could make any change or modification within the spirit and scope of the present utility, however, it belongs to the scope of the present utility, the protective scope of the present utility is defined by the following claims.

Claims (7)

1. An assembly structure of clustering fuel cell, comprising:
a fuel cell utilizing the print circuit board (PCB) process, comprising:
a PCB substrate;
at least one membrane electrode assembly (MEA), placed on the PCB substrate;
a fuel injecting inlet, placed on the PCB substrate;
an electrically connecting part, placed on the PCB substrate and electrically connecting to the MEAs;
an electrical plug board, including at least one electrical connector, wherein each electrical connector is used to plug into the electrically connecting part of each fuel cell;
a fuel control unit includes at least one fuel output outlet, wherein each fuel output outlet is contacted with the fuel injecting inlet of each fuel cell.
2. The assembly structure of clustering fuel cell according to claim 1, further including a base wherein the fuel control unit is fixed on the base.
3. The assembly structure of clustering fuel cell according to claim 1, wherein the electrical connectors are mutually electrically connected.
4. The assembly structure of clustering fuel cell according to claim 1, wherein the electrically connecting part is golden fingers placed on the side of the PCB substrate.
5. The assembly structure of clustering fuel cell according to claim 1, wherein the MEAs are MEAs of a direct methanol fuel cell.
6. The assembly structure of clustering fuel cell according to claim 1, further including a fan.
7. The assembly structure of clustering fuel cell according to claim 2, wherein the base having at least one fastened mechanism and wherein each fastened mechanism fixes each fuel cell.
US11/102,231 2005-04-11 2005-04-11 Assembly structure of clustering fuel cell Abandoned US20060228614A1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090116332A1 (en) * 2007-11-02 2009-05-07 Hsi-Ming Shu Multi-functional fuel mixing tank
GB2496635A (en) * 2011-11-17 2013-05-22 Intelligent Energy Ltd Fan mounting in fuel cell stack assemblies

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6541147B1 (en) * 1998-07-01 2003-04-01 Ballard Power Systems Inc. Printed circuit board separator for an electrochemical fuel cell
US6730423B2 (en) * 1998-11-09 2004-05-04 Ballard Power Systems Inc. Electrical contacting device for an electrochemical fuel cell
US6743536B2 (en) * 2000-05-17 2004-06-01 Relion, Inc. Fuel cell power system and method of controlling a fuel cell power system
US20060204811A1 (en) * 2005-03-10 2006-09-14 Antig Technology Co,Ltd. Adaptor type fuel cell and assembly structure thereof
US7323266B2 (en) * 2002-10-22 2008-01-29 Hitachi, Ltd. Sheet-like chemical cell, fuel cell and methods for manufacturing thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6541147B1 (en) * 1998-07-01 2003-04-01 Ballard Power Systems Inc. Printed circuit board separator for an electrochemical fuel cell
US6730423B2 (en) * 1998-11-09 2004-05-04 Ballard Power Systems Inc. Electrical contacting device for an electrochemical fuel cell
US6743536B2 (en) * 2000-05-17 2004-06-01 Relion, Inc. Fuel cell power system and method of controlling a fuel cell power system
US7323266B2 (en) * 2002-10-22 2008-01-29 Hitachi, Ltd. Sheet-like chemical cell, fuel cell and methods for manufacturing thereof
US20060204811A1 (en) * 2005-03-10 2006-09-14 Antig Technology Co,Ltd. Adaptor type fuel cell and assembly structure thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090116332A1 (en) * 2007-11-02 2009-05-07 Hsi-Ming Shu Multi-functional fuel mixing tank
GB2496635A (en) * 2011-11-17 2013-05-22 Intelligent Energy Ltd Fan mounting in fuel cell stack assemblies
US9509000B2 (en) 2011-11-17 2016-11-29 Intelligent Energy Limited Fan and PCB mounting in fuel cell stack assemblies

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Legal Events

Date Code Title Description
AS Assignment

Owner name: ANTIG TECHNOLOGY CO., LTD., TAIWAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SHU, HSI-MING;DENG, FENG-YI;CHANG, TSANG-MING;REEL/FRAME:017576/0186

Effective date: 20050401

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION